According to China Railway Beijing Group's latest policy, all outbound train passengers from Beijing are required to examine nucleic acid test results, which must have been completed within 7 days of departure. Passengers who booked their tickets between June 16-20 can refund their tickets free of charge. GT reporter also observed that the travel flow at Beijing West Railway Stain has seen a significant drop, with only few customers checking in for their trip and leaving Beijing. (Photos: Li Hao/GT)